Method:1. Heat the oil in a non-stick pan, add the cumin seeds and allow them to crackle.2. Add the onions, green chillies and asafoetida and saute for 2-3 minutes, until the onions are translucent.3. Stir in the tomatoes, corn, potatoes, lime juice, coriander leaves, sugar and salt and mix well.4. Garnish with coriander leaves and serve immediately.